The 8oz Bison Tee is the heart & soul of the Welcome Stranger collection. Modern tailoring elements. & a slim fitting rigid shape. collide to form a heavyweight stand-alone tee worth it's weight in gold. Garment dyed for a soft lived in look.Due to the slim fit. sizing up is recommended. - 100% Cotton. Pre-shrunk -Same sturdy fit. always 100% made in the USA